Datasheet
MAX7032
Low-Cost, Crystal-Based, Programmable,
ASK/FSK Transceiver with Fractional-N PLL
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9
PHASE NOISE vs. OFFSET FREQUENCY
MAX7032 toc19
OFFSET FREQUENCY (Hz)
PHASE NOISE (dBc/Hz)
1M100k10k1k
-110
-100
-90
-80
-70
-60
-50
-120
100 10M
f
RF
= 315MHz
PHASE NOISE vs. OFFSET FREQUENCY
MAX7032 toc20
OFFSET FREQUENCY (Hz)
PHASE NOISE (dBc/Hz)
1M100k10k1k
-110
-100
-90
-80
-70
-60
-50
-120
100 10M
f
RF
= 434MHz
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX7032 toc21
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
3.33.02.72.4
10
12
14
16
8
2.1 3.6
f
RF
= 315MHz
PA ON
WITHOUT ENVELOPE SHAPING
T
A
= +85°C
T
A
= +125°C
T
A
= -40°C
T
A
= +25°C
SUPPLY CURRENT (mA)
2.5
3.0
3.5
4.0
5.0
4.5
5.5
6.0
2.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX7032 toc22
SUPPLY VOLTAGE (V)
3.33.02.72.42.1 3.6
f
RF
= 315MHz
PA OFF
T
A
= +85°C
T
A
= +125°C
T
A
= -40°C
T
A
= +25°C
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX7032 toc23
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
3.33.02.72.4
11
13
15
17
9
2.1 3.6
f
RF
= 434MHz
PA ON
WITHOUT ENVELOPE SHAPING
T
A
= +85°C
T
A
= +125°C
T
A
= -40°C
T
A
= +25°C
SUPPLY CURRENT (mA)
3.0
3.5
4.0
5.0
4.5
5.5
6.0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX7032 toc24
SUPPLY VOLTAGE (V)
3.33.02.72.42.1 3.6
f
RF
= 434MHz
PA OFF
T
A
= +85°C
T
A
= +125°C
T
A
= -40°C
T
A
= +25°C
SUPPLY CURRENT vs. OUTPUT POWER
MAX7032 toc25
AVERAGE OUTPUT POWER (dBm)
SUPPLY CURRENT (mA)
62-10 -6 -2
5
6
7
8
9
10
11
12
4
-14 10
f
RF
= 315MHz
ENVELOPE SHAPING ENABLED
PA ON
50% DUTY CYCLE
SUPPLY CURRENT vs. OUTPUT POWER
MAX7032 toc26
AVERAGE OUTPUT POWER (dBm)
SUPPLY CURRENT (mA)
62-2-6-10
6
7
8
9
10
11
12
13
14
5
-14 10
f
RF
= 434MHz
ENVELOPE SHAPING ENABLED
PA ON
50% DUTY CYCLE
Typical Operating Characteristics (continued)
(
Typical Application Circuit
, V
PAVDD
= V
AVDD
= V
DVDD
= V
HVIN
= +3.0V, f
RF
= 433.92MHz, T
A
= +25°C, IF BW = 280kHz, data rate
= 4kbps Manchester encoded, frequency deviation = ±50kHz, BER = 0.2% average RF power, unless otherwise noted.)
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